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28 lines
472 B
C
28 lines
472 B
C
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#define HEADERSIZE 1024
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int main(int argc, char **argv)
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{
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char buffer[HEADERSIZE];
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ssize_t n;
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n = read(0, buffer, HEADERSIZE);
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if (n < HEADERSIZE) {
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fprintf(stderr, "read error\n");
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return 3;
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}
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if (buffer[156] != 'g')
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return 1;
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if (memcmp(&buffer[512], "52 comment=", 11))
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return 1;
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n = write(1, &buffer[523], 41);
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if (n < 41) {
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fprintf(stderr, "write error\n");
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return 2;
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}
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return 0;
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}
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